juste une batterie + un truc de bagnole !
Get hold of a second hand 12v battery that can output at least 200A - £5-£25
12v Starter Solenoid [ebay2] - £9.99
16mm2 cable [ebay] - £3.89
2mm solid core Twin & Earth [0.5m ebay] - £0.99
Large electrical connector (chocolate box) - £0.99
Momentary push button swtich [ebay1] - £0.99